Answer:
13
Step-by-step explanation:
substitute x by 3
3 - y = 5
then transpose 3 to where the 5 is and change its sign
-y = 5-3
-y = 2
divide both sides by -1 to cancel the negative sign y has
y = -2
then substitute
x2 + y2
#CarryOnLearning
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Answers & Comments
Answer:
13
Step-by-step explanation:
substitute x by 3
3 - y = 5
then transpose 3 to where the 5 is and change its sign
-y = 5-3
-y = 2
divide both sides by -1 to cancel the negative sign y has
y = -2
then substitute
x2 + y2
#CarryOnLearning